焊颈法兰

WN RFSF 16MnⅡ 12" x 150LB x SCH80 (免车迫紧沟)

WN RFSF 16MnⅡ 16" x 150LB x 12mmt(免车迫紧沟)

WN RFSF 16MnⅡ 20" x 150LB x 12mmt(免车迫紧沟)

WN RFSF 16MnⅢ 2" x 600LB x SCH160 免车迫紧沟

WN RFSF 16MnⅢ 4" x 600LB x SCH160 免车迫紧沟

WN RFSF 16MnⅢ 10" x 600LB x SCH80 免车迫紧沟

WN RF 09MnNiDⅢ DN50 x 600LB x 8mmt

WN RF 09MnNiDⅢ DN100 x 600LB x 11mmt

WN RF 09MnNiDⅢ DN750 x 600LB x 36mmt

WN RF S31603Ⅱ 4" x150LB x SCH40S

RFSF S31603Ⅱ 1-1/2" x 150LB x SCH80S 免车迫紧沟

RFSF S31603Ⅱ 4" x 150LB x SCH40S 免车迫紧沟

WN RF 16MnDII 2" x 300LB x SCH160

WN RF 16MnDII 4" x 300LB x SCH80

WN RF 16MnDII 6" x 300LB x SCH80

WN RF A182Gr.F304 6" x 150LB x SCH10S

WN RF A182Gr.F304 8" x 150LB x SCH10S

WN RF A182Gr.F304 10" x 150LB x SCH10S (须固溶化热处理)

WN FF A105 6" x 150LB x SCH40(STD)

WN RF A105 3" x 150LB x SCH40 (锌含量610g/㎡)

WN RF A105 6" x 150LB x SCH40(STD)

WN RFSF SA105 10" x 150LB x SCH60(XS) (免车迫紧沟)

WN RFSF SA105 14" x 150LB x 12mmt (免车迫紧沟)

WN RFSF SA105 28" x 150LB x 12mmt SERIES B (API605)

WN RFSF A182Gr.F316 3" x 2" x 150LB x SCH40S

WN RFSF A182Gr.F316 4" x 2-1/2" x 150LB x SCH10S

WN RFSF A182Gr.F316 5" x 3" x 150LB x SCH10S

WN RF A105 1" x 600LB x SCH80(XS)

WN RF A105 1-1/2" x 150LB x SCH80(XS)

WN RFSF A105 10" x 300LB x SCH40 (免车迫紧沟)

WN RFSF S30408Ⅲ 2" x 300LB x SCH80S

WN RFSF S30408Ⅲ 6" x 300LB x SCH80S 免车迫紧沟

RFSF S31603Ⅱ 3" x 150LB x SCH80S 免车迫紧沟

WN RF S30408Ⅱ 6" x 150LB x SCH80S

WN RF S30403II 1-1/2" x 150LB x SCH80S

WN RF S30408Ⅱ 6" x 150LB x SCH80S

WN RF S30403II 1-1/2" x 150LB x SCH80S

WN RF S30408II 1-1/2" x 150LB x SCH80S

WN RF S30408II 16" x 150LB x 10mmt

WN RF A105 2" x 150LB x SCH80 (锌含量610g/㎡)

WN RF A105 14" x 150LB x STD

WN RF A105 2" x 150LB x SCH80 (锌含量610g/㎡)

WN RF A105 16" x 150LB x SCH40

大阳 WN A105 1" x 1500LB x SCH80 LM

大阳 WN A105 1-1/2" x 1500LB x SCH80 LM

WN RF S31603Ⅱ 2" x 150LB x 228mmL

WN RF S31603Ⅲ 2" x 150LB x 228mmL

WN RF S30403Ⅱ 1" x 150LB x SCH80S

WN RF S30403Ⅱ 1-1/2" x 150LB x SCH80S

WN S31603Ⅲ 2" x 300LB x SCH80S 凸舌

WN S31603Ⅲ 3" x 300LB x SCH80S 凸舌

WN RF S30408II 3/4" x 150LB x SCH80S

WN RF S30408II 3/4" x 300LB x SCH40S

WN S31603Ⅲ 2" x 300LB x SCH80S 凸舌

WN S31603Ⅲ 3" x 300LB x SCH80S 凸舌

WN RF A350Gr.LF2 2" x 300LB x SCH80(XS)

WN RF A350Gr.LF2 4" x 300LB x SCH40(STD)

WN S30408Ⅲ 24" x PN25 x 12mmt 阴面

WN S31603Ⅲ 24" x PN25 x 12mmt 阴面

WN RF S31603Ⅲ 1-1/2" x 150LB x SCH80S

WN RF S31603Ⅲ 10" x 150LB x SCH40S

WN RF S30408II 3/4" x 150LB x SCH80S

WN RF S30408II 1-1/2" x 150LB x SCH80S

阴面 S31703Ⅲ 2-1/2" x 900LB x SCH80S

阴面 S31703Ⅲ 6" x 150LB x 16mmt

WN RF S30408II 3/4" x 150LB x SCH80S

WN RF S30408II 1-1/2" x 150LB x SCH80S

WN 大凸 SA182Gr.F304 2" x 300LB x SCH80S

WN 大凸 SA182Gr.F304 4" x 300LB x SCH40S